/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package com.pinterest.secor.util;

import java.lang.management.ManagementFactory;
import java.net.InetAddress;
import java.net.UnknownHostException;

/**
 * Utilities related to identifiers.
 *
 * @author Pawel Garbacki (pawel@pinterest.com)
 */
public class IdUtil {
    public static String getConsumerId() throws UnknownHostException {
        String hostname = InetAddress.getLocalHost().getHostName();
        String pid = ManagementFactory.getRuntimeMXBean().getName().split("@")[0];
        long threadId = Thread.currentThread().getId();
        return hostname + "_" + pid + "_" + threadId;
    }

    public static String getLocalMessageDir() throws UnknownHostException {
        String pid = ManagementFactory.getRuntimeMXBean().getName().split("@")[0];
        long threadId = Thread.currentThread().getId();
        return pid + "_" + threadId;
    }
}
